detection period: 2020-12-19 00:00-23:59 UTC
total number of suspected botnet IPs: 34808
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 32158
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | TencentCloud | 1620 |
| 2 | DIGITALOCEAN-192-241-128-0 | 921 |
| 3 | TENCENT-CN | 722 |
| 4 | VIETTEL-VN | 662 |
| 5 | VNPT-VN | 642 |
| 6 | HINET-NET | 514 |
| 7 | Baidu | 497 |
| 8 | ALISOFT | 452 |
| 9 | VE-CSVE-LACNIC | 432 |
| 10 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 419 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|---|---|
| 1 | China | 8154 |
| 2 | United States | 4372 |
| 3 | India | 2240 |
| 4 | Russian Federation | 2136 |
| 5 | Viet Nam | 1904 |
| 6 | Brazil | 1645 |
| 7 | Indonesia | 1026 |
| 8 | France | 791 |
| 9 | Taiwan | 697 |
| 10 | Mauritius | 620 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 300453 |
| 2 | 1107 | 288493 |
| 3 | 1109 | 288054 |
| 4 | 1108 | 276955 |
| 5 | 812 | 186966 |
| 6 | 1106 | 134140 |
| 7 | 1120 | 90719 |
| 8 | 1622 | 78991 |
| 9 | 1121 | 78718 |
| 10 | 1722 | 76042 |
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